Wristwatch case



FIG. 1 is a perspective view, as viewed from the front right side, of a wristwatch case showing our new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a top end elevational view thereof;

FIG. 5 is a bottom end elevational view thereof;

FIG. 6 is a right side elevational view thereof;

FIG. 7 is a left side elevational view thereof; and

FIG. 8 is a cross-sectional view thereof taken along the line 8-8 of FIG. 2. 

The ornamental design for a wristwatch case, substantially as shown. 